Home / 330,273.21-495,407.16-196,266.00

Finding the Fourth Proportional to 330,273.21, 495,407.16 and 196,266.00

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Solution

The fourth proportional to 330,273.21, 495,407.16 and 196,266.00 is: 294,397.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,273.21 : 495,407.16 = 196,266.00 : x
  2. Step 2: Convert to fraction form
    330,273.21/495,407.16 = 196,266.00/x
  3. Step 3: Cross multiply
    330,273.21x = 495,407.16 × 196,266.00
  4. Step 4: Simplify right side
    330,273.21x = 97,231,579,187.52
  5. Step 5: Solve for x
    x = 97,231,579,187.52/330,273.21
  6. Step 6: Final answer
    x = 294,397.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.